package net.minecraft.network.play.client;

import java.io.IOException;
import net.minecraft.network.Packet;
import net.minecraft.network.PacketBuffer;
import net.minecraft.network.play.INetHandlerPlayServer;

public class C0CPacketInput implements Packet<INetHandlerPlayServer> {
	/** Positive for left strafe, negative for right */
	private float strafeSpeed;

	/** Positive for forward, negative for backward */
	private float forwardSpeed;
	private boolean jumping;
	private boolean sneaking;

	public C0CPacketInput() {
	}

	public C0CPacketInput(float strafeSpeed, float forwardSpeed, boolean jumping, boolean sneaking) {
		this.strafeSpeed = strafeSpeed;
		this.forwardSpeed = forwardSpeed;
		this.jumping = jumping;
		this.sneaking = sneaking;
	}

	/**
	 * Reads the raw packet data from the data stream.
	 */
	public void readPacketData(PacketBuffer buf) throws IOException {
		this.strafeSpeed = buf.readFloat();
		this.forwardSpeed = buf.readFloat();
		byte b0 = buf.readByte();
		this.jumping = (b0 & 1) > 0;
		this.sneaking = (b0 & 2) > 0;
	}

	/**
	 * Writes the raw packet data to the data stream.
	 */
	public void writePacketData(PacketBuffer buf) throws IOException {
		buf.writeFloat(this.strafeSpeed);
		buf.writeFloat(this.forwardSpeed);
		byte b0 = 0;

		if (this.jumping) {
			b0 = (byte) (b0 | 1);
		}

		if (this.sneaking) {
			b0 = (byte) (b0 | 2);
		}

		buf.writeByte(b0);
	}

	/**
	 * Passes this Packet on to the NetHandler for processing.
	 */
	public void processPacket(INetHandlerPlayServer handler) {
		handler.processInput(this);
	}

	public float getStrafeSpeed() {
		return this.strafeSpeed;
	}

	public float getForwardSpeed() {
		return this.forwardSpeed;
	}

	public boolean isJumping() {
		return this.jumping;
	}

	public boolean isSneaking() {
		return this.sneaking;
	}
}
